<template>
  <div >
    <h1>当前求和为{{num}}</h1>
    <h3>变大后的数{{bigsum}}</h3>
    <h3>我在学习{{subj1}}</h3>
    <h3>我在学习{{subj2}}</h3>
    <h2>Person组件的人数是{{personList.length}}</h2>
    <select v-model="n">
      <option :value="1">1</option>
      <option :value="2">2</option>
      <option :value="3">3</option>
    </select>
    <button @click="increment(n)">+</button>
    <button @click="decrement(n)">-</button>
    <button @click="incrementOdd(n)">当前求和为奇数再加</button>
    <button @click="incerementWait(n)">等一等再加</button>
  </div>
</template>

<script>
import {mapGetters,mapMutations,mapState,mapActions} from 'vuex'
export default {
   name:'count',
   data() {
    return {
      n:1,
    }
   },
   methods:{
    // increment(){
    //    this.$store.commit('JIA',this.n)
    // },
    // decrement(){
    //   this.$store.commit('JIAN',this.n)
    // },
     ...mapMutations({decrement:'JIAN',increment:'JIA'}),
    // incrementOdd(){
    //    this.$store.dispatch('odd',this.n)
    // },
    // incerementWait(){
    //   this.$store.dispatch('wait',this.n)
    // },
     ...mapActions({incrementOdd:'odd',incerementWait:'wait'})
   },
   computed:{
    // ...mapState({num:'num',subj1:'subj1',subj2:'subj2'})
    ...mapState(['subj1','','subj2','num','personList']),
    ...mapGetters(['bigsum']),
   
   }
}
</script>

<style>
button{
  margin-left: 5px;
}
</style>